| Trimerina | |
|---|---|
| Scientific classification   | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Insecta | 
| Order: | Diptera | 
| Family: | Ephydridae | 
| Subfamily: | Discomyzinae | 
| Tribe: | Psilopini | 
| Genus: | Trimerina Macquart, 1835 [1] | 
| Type species | |
| Psilopa madizans | |
Trimerina is a genus of shore flies, insects in the family Ephydridae. [3]

Ephydridae is a family of insects in the order Diptera.

Limnellia is a genus of shore flies in the family Ephydridae.

Ephydrinae is a subfamily of shore flies in the family Ephydridae.
Ilythea is a genus of shore flies in the family Ephydridae.
Philygria is a genus of shore flies.
Athyroglossa is a genus of shore flies in the family Ephydridae.
Mosillus is a genus of shore flies in the family Ephydridae.
Hecamede is a genus of shore flies.
Hyadina is a genus of shore flies in the family Ephydridae.
Leptopsilopa is a genus of shore flies in the family Ephydridae.

Paralimna is a genus of shore flies.
Coenia is a genus of shore flies in the family Ephydridae.

Brachydeutera is a genus of shore flies in the family Ephydridae. There are about 16 described species in the genus Brachydeutera.

Discocerina is a genus of shore flies in the family Ephydridae.

Discomyza is a genus of shore flies in the family Ephydridae.

Ephydra is a genus of flies belonging to the family Ephydridae.
Discomyzinae is a subfamily of shore flies in the family Ephydridae.